Home / 57,466.68-79,302.49-31,971.75

Finding the Fourth Proportional to 57,466.68, 79,302.49 and 31,971.75

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Solution

The fourth proportional to 57,466.68, 79,302.49 and 31,971.75 is: 44,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,466.68 : 79,302.49 = 31,971.75 : x
  2. Step 2: Convert to fraction form
    57,466.68/79,302.49 = 31,971.75/x
  3. Step 3: Cross multiply
    57,466.68x = 79,302.49 × 31,971.75
  4. Step 4: Simplify right side
    57,466.68x = 2,535,439,384.66
  5. Step 5: Solve for x
    x = 2,535,439,384.66/57,466.68
  6. Step 6: Final answer
    x = 44,120.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.